Demolition of all existing buildings and redevelopment of the site to provide a 38,495m data centre (Use Class B8) with associated energy and electrical infrastructure comprising two main linked buildings (up to 8 storeys and 44m in height), visitor reception building, security gatehouse, plant, boundary enclosures, car and cycle parking, hard and soft landscaping; and associated alterations to vehicular access arrangements including creation of new access from Concord Road and new access from Western Avenue service road; and associated external works (Out of Borough Consultation from the Old Oak and Park Royal Development Corporation)

Development authorised by the High Speed Rail (London-West Midlands) Act 2017 relating to; a vent shaft headhouse building with a footprint of 58m x 29m, comprising three principle connected headhouse elements (mechanical and electrical plant building, fan room and ventilation stacks) and access stairs located adjacent to the building. Road vehicle parking within the compound with a hardstanding area of approximately 820m2. Earthworks within the compound area for the headhouse building and associated hardstanding area, regrading and extension of existing access road, gabion walls for ecological enhancement with a slight retaining function, a flood defence wall with a slight retaining function, a retaining wall on the northeast site boundary, and retaining walls adjacent to the access stairs on the embankment. Security fencing encircling the headhouse building, boundary fencing along the private access road and area of ecological mitigation, vehicle barrier adjacent to the south side of the access road, and guard rails adjacent to the access stairs. Artificial lighting equipment at the compound entrance, affixed to the headhouse building and walls, and pole mounted within the compound

Replacement of existing casement windows with timber sash windows to the front elevation and first floor rear elevation; replacement of front door; replacement of rear ground floor casement windows with metal glazed doors; replacement of two doors and single window to side of rear extension with a single window; installation of two roof lights to rear extension; replacement of existing eternity slates to roof of rear extension with artificial slate roof; replacement of render to side elevation; addition of external render to rear extension; erection of new 1.8m high timber trellis to rear boundary wall (Lawful Development Certificate for a Proposed Development).